package thread;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class ThreadPoolDemo {
    public static void main(String[] args) {
        ExecutorService threadPool
                = Executors.newFixedThreadPool(2);
        for (int i = 0;i<5;i++){
            Runnable runn = new Runnable() {
                @Override
                public void run() {
                    Thread t  = Thread.currentThread();
                    System.out.println(t.getName()+":正在执行任务...");
                    try {
                        Thread.sleep(5000);
                    } catch (InterruptedException e) {
                    }
                    System.out.println(t.getName()+":任务执行完毕！");
                }
            };
            threadPool.execute(runn);//将任务交给线程池区执行
            System.out.println("将一个任务交给了线程池");
        }
        threadPool.shutdown();
        System.out.println("线程池结束了！");
    }
}
